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Finding the Fourth Proportional to 98,650.70, 147,977.41 and 32,091.17

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Solution

The fourth proportional to 98,650.70, 147,977.41 and 32,091.17 is: 48,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,650.70 : 147,977.41 = 32,091.17 : x
  2. Step 2: Convert to fraction form
    98,650.70/147,977.41 = 32,091.17/x
  3. Step 3: Cross multiply
    98,650.70x = 147,977.41 × 32,091.17
  4. Step 4: Simplify right side
    98,650.70x = 4,748,768,510.19
  5. Step 5: Solve for x
    x = 4,748,768,510.19/98,650.70
  6. Step 6: Final answer
    x = 48,137.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.